Weary of its image as an automaker that pushes only gas-guzzling pickups and SUVs, General Motors on Thursday launched a redesigned iteration of the gas-friendly Chevrolet Aveo sedan just 2 years after the original one arrived.

There's something about the Chicago Auto Show that tempts automakers into showing their largest vehicles. Maybe it's the space. The auto show uses 1.2 million square feet of space each year. | PHOTO GALLERY